It is also manufactured by thermal cracking of hydrocarbons, or by partial combustion of methane with oxygen.

还可以通过碳氢化合物的热裂解或甲烷同氧的不完全燃烧来生产乙炔。

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It is produced by reaction of water with calcium carbide, passage of a hydrocarbon through an electric arc, or partial combustion of methane.

乙炔的制法有三种︰水与碳化钙反应、烃经电弧的作用和甲烷的不完全燃烧。

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Acetylene is manufactured by the reaction of water with calcium carbide. It is also manufactured by thermal cracking of hydrocarbons, or by partial combustion of methane with oxygen.

通过水同电石的反应生产乙炔。还可以通过碳氢化合物的热裂解或甲烷同氧的不完全燃烧来生产乙炔。

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These include heat from the partial combustion, a gaseous mixture called syngas that can be burned as fuel, and a heavy oil.

ECONOMIST: Biochar could enrich soils and cut greenhouse gases as well